package com.cj.common.web.filter;
import java.io.IOException;
import java.util.Iterator;
import java.util.Map;
import java.util.Map.Entry;

import javax.servlet.FilterChain;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.cxf.common.util.StringUtils;
import org.springframework.web.filter.OncePerRequestFilter;


public class ClearNullParamFilter extends OncePerRequestFilter{

	@Override
	protected void doFilterInternal(HttpServletRequest request,
			HttpServletResponse response, FilterChain filterChain)
			throws ServletException, IOException {
		filterChain.doFilter(new ClearNullHttpServletRequestWrapper(request), response);
		
	}

}
